Related Manuals for Campbell DCDC18R
Summary of Contents for Campbell DCDC18R
- Page 1 DCDC18R Boost Regulator Revision: 10/2021 Copyright © 1999 – 2021 Campbell Scientific, Inc.
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Page 2: Table Of Contents
PDF reader bookmarks tab for links to specific sections. 1. General Description ........... 1 2. Specifications ............1 3. Installation ..............2 4. Grounding ..............3 Figures 1-1. DCDC18R ....................1 3-1. Wiring for DCDC18R ................2 3-2. DCDC18R on CR5000 .................3 4-1. Schematic of Charging and Grounding Circuitry .........4... -
Page 3: General Description
DCDC18R Boost Regulator General Description The DCDC18R Boost regulator is intended to accept an 11 to 16 VDC input and boost it to 18 VDC. Its main use is to boost automobile supply voltages to the 17 VDC minimum required to charge the batteries in the CR3000, CR5000, or CR23X LA bases. -
Page 4: Installation
10 volts. Supply voltages below 10 volts pass directly to V out (through 2 Schottky diodes dropping the voltage by ~ 0.6 volts). With the DCDC18R operating at the maximum output current (18 V * 1 A = 18 W) the input power required is up to 18 W / 0.8 efficiency = 22.5 watts;... -
Page 5: Grounding
DCDC18R Boost Regulator FIGURE 3-2. DCDC18R on CR5000 The DCDC18R is installed near the datalogger, either on the side of the datalogger (FIGURE 3-2) or to the back panel of the enclosure. The voltage input is connected to 12 volts and ground from the supply source. The leads from “V out”... -
Page 6: Schematic Of Charging And Grounding Circuitry
⏚ terminals and the return side of the charging input are tied together because the return current to the DCDC18R will flow through the ⏚ terminals. FIGURE 4-1. Schematic of Charging and Grounding Circuitry... - Page 7 See Product Details on the Ordering Information pages at www.campbellsci.com. Other manufacturer's products, that are resold by Campbell Scientific, are warranted only to the limits extended by the original manufacturer. Refer to www.campbellsci.com/terms#warranty...
- Page 8 Decontamination” form and comply with the requirements specified in it. The form is available from your CAMPBELL SCIENTIFIC regional office. Campbell Scientific is unable to process any returns until we receive this statement. If the statement is not received within three days of product receipt or is incomplete, the product will be returned to the customer at the customer’s...
- Page 9 Dispose of spent batteries properly. WHILE EVERY ATTEMPT IS MADE TO EMBODY THE HIGHEST DEGREE OF SAFETY IN ALL CAMPBELL SCIENTIFIC PRODUCTS, THE CUSTOMER ASSUMES ALL RISK FROM ANY INJURY RESULTING FROM IMPROPER INSTALLATION, USE, OR MAINTENANCE OF TRIPODS, TOWERS, OR ATTACHMENTS TO TRIPODS AND TOWERS SUCH AS SENSORS, CROSSARMS, ENCLOSURES, ANTENNAS, ETC.
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